Pacific Division News

The NHRA Technical Department has released additional 2025 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2025 NHRA Rulebook Amendments can be found under Tech, then Rules on NHRARacer.com. These amendments include the following changes…See the latest amendments document for complete details. Division 4 office address updated JEGS Allstars event location updated Summit National Championship event

Feb. 3, 2025 The NHRA Technical Department recently made changes to the Class Guide. Chev 307 200/195 change to 307 200/165 1968 Full size, Chevelle, Chevy II Stock Chev 307 200/195 change to 307 200/160 1969 Camaro, Chevelle, Chevy II Stock Chev 307 200/195 change to 307 200/170 1970 Camaro, Chevelle, Chevy II Stock Chev 307 200/195-168 change to 307 200/165 71-72 Camaro, Chevelle Stock GM 325 303/303 change to 325 303/280 Impala, Monte Carlo, Grand Prix stoc

Jan. 28, 2025 The NHRA Technical Department recently made changes to the Class Guide. Mopar 340 240/281 change to 340 240/285 1973 Dart Stock Mopar 340 240/286 change to 340 240/290 1973 Dart Stock 73156

Jan. 27, 2025 The NHRA Technical Department recently made changes to the Class Guide. GM 305 150-190/259 change to 305 150-190/250 83-87 G platform SS GM 305 150-190/264 change to 305 150-190/255 83-87 G platform SS GM 305 150-190/275 change to 305 150-190/259 83-87 GT GM 305 150-190/280 change to 305 150-190/264 83-87 GT GM 305 165-175/230 change to 305 165-175/220 1983 Camaro Stock GM 307 130/171 change to 307 130/160 1972 Nova Stock GM 307 200/165 change to

Jan. 27, 2025 The NHRA Technical Department recently made changes to the blueprint specifications. Buick 1979 updated cylinder head casting numbers Chev 71-72 updated intake manifold casting numbers Chev 75-76, 79 updated cylinder head casting numbers Chev 19-24 updated piston dome height and volume Chry 72-73, 78-80, 80T updated intake manifold casting numbers Chry 72-73 updated cylinder head casting numbers Olds 1979 updated intake manifold casting numbers

https://www.teamworkonline.com/motorsports-jobs/nhra/nhra/division-services-coordinator-central-region-2107736

The NHRA Technical Department has released an updated Exhibition Rulebook Supplement. Unless otherwise noted in this document, these changes will come into effect immediately. The Exhibition Rulebook Supplement can be found under the Rules section of NHRARacer.com. This update includes the following changes… See the latest Exhibition Vehicle Rulebook Supplement for complete details. Mountain Motor Pro Stock, Body, Spoilers – Spoiler wicker minimum height changed to 3/4” Hel

NHRA is required by the IRS to obtain your correct taxpayer identification number (TIN), which may be your social security number (SSN), individual taxpayer identification number (ITIN), adoption taxpayer identification number (ATIN), or employee identification number (EIN), to report on an information return the amount paid to you, or other amount reportable on an information return. All taxpayers receiving payment from NHRA must provide a completed W9. Failure to provide

The NHRA Technical Department has released additional 2025 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2025 NHRA Rulebook Amendments can be found on NHRARacer.com under Tech, then Rules. These amendments include the following changes…See the latest amendments document for complete details. Section 8, Super Street (includes SG and SC), Instruments – Instruments wiring clarification Section 11B,

Jan. 9, 2025 The NHRA Technical Department recently made changes to the Class Guide. Chev 327 300/301 change to 327 300/294 63-65 GT FWD Chev 327 300/294 change to 327 300/301 66-67 GT FWD Ford 302 565/595 change to 302 565/581 2016 Cobra jet Ford 330 450/578 change to 330 450/592 2012 Cobra Jet 73150

The NHRA Technical Department has released additional 2025 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2025 NHRA Rulebook Amendments can be found on NHRARacer.com under Tech, then Rules. These amendments include the following changes…See the latest amendments document for complete details. Section 15, Top Alcohol Funny Car - Maximum engine displacements clarified Section 16, Pro Stock Motorcycl

Dec. 20, 2024 The NHRA Technical Department recently made changes to the Class Guide. Ford 281 235/232 change to 281 235/229 2010 GT RWD manual 73146

Dec. 18, 2024 The NHRA Technical Department recently made changes to the Class Guide. Chev 327 250/241 change to 327 250/245 1965 Chevy II Pont 400 180/260 change to 400/180/266 1977Grand Prix 73145

Dec. 16, 2024 The NHRA Technical Department recently made changes to the blueprint specifications. AMC 1967 added carburetor numbers Chev 57-65 corrected manifold number Chev 57-65 Corvette uses WCFB only Chev 1962 Corvette uses AFB only Chev 76, 78-80 corrected piston description Chev 19-24 added Camaro 376/385 Ford 1964 289/210 corrected carburetor numbers Ford 2019 added alternate throttle body Shelby 1969 428/335 change to 428/355 73142

The following Stock/Super Stock horsepower changes were released December 16, 2024 produced by the Automatic Horsepower Factoring System (AHFS). This is the scheduled horsepower adjustment for this year. All changes are effective January 1, 2025. It should be noted that these changes include only results produced by the AHFS, and do not include written letters or requests. Those changes are listed separately. The AHFS is a program based on actual run data compiled fr

Dec. 16, 2024 The NHRA Technical Department recently made changes to the Class Guide. Chev 57-65 Corvette uses WCFB only Chev 1962 Corvette uses AFB only Chev 10-24 added Camaro 376/385 Ford 1963 GT 260/260 & 289/289 manual only Ford 1964 289/300 & 289/325 manual only Plym corrected wheelbase for 1968 Barracuda Hemi 73143

The NHRA Technical Department released Horsepower changes December 16, 2024 after review and evaluation of written requests from Lucas Oil Sportsman Series competitors. All changes are effective January 1, 2025. Only those requests received by November 19, 2024 were considered during this scheduled evaluation. Any requests received after November 19, 2024 will be reviewed during the next scheduled evaluation of 2025. Letter review is part of NHRA's commitment to evaluating in

https://www.nhra.net/2024/images/NHRARacer/2025 NHRA NATL and Specialty Event Schedule.pdf

https://www.nhra.net/2025/NHRARacer/LODRS/2025_Class_Schedule.pdf

NHRA has released the initial release of the 2025 NHRA Rulebook on NHRARacer.com. This can be found under Tech, then Rules. Rule amendments to the 2025 NHRA Rulebook will continue to be posted as needed on NHRARacer.com. Additionally, the online digital version of the 2025 NHRA Rulebook will be periodically updated to reflect changes made to the rule amendments documents. Please check NHRARacer.com periodically for notifications of amendments and rulebook updates. 73136